Type the correct answer in each box. Use numerals instead of words. If necessary, use / for the fraction bar(s).
Consider the equation below.


 
=
 
3


2
 
+
 
30


 
+
 
71
  
Use completing the square to rewrite the given equation and reveal the extreme value.


 
=
 
3
(

 
+

)
2
 
+


The extreme value of the equation is at ( , ).